By: Joe Musso / UL Standards Program Manager

Standards information link HERE.

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UL 48 Electric Signs

Several new proposals are under development and will be circulated for preliminary review during Q1 of 2018. One proposal addresses sign constructions employing receptacles providing auxiliary functions separate from the signage application. The other is related to reference standards and requirements for components used in PV signs. Stay tuned!

UL 924 – Emergency Lighting and Power Equipment

A series of new proposals were circulated for STP preliminary review on December 7, 2017, with the comment period closing January 12, 2018. These proposals include expanded requirements for emergency lighting controls, requirements for the reliability evaluation of electronic emergency lighting controls and expanded options for derangement signals. The ballot opened February 23, 2018, and is scheduled to close April 9.

UL 935-1 – Discharge Lamp Control Devices, Part 1 – General Requirements

The ballot (tri-national) version of the 1st edition of UL 935-1 is still under consideration.

UL 1598 – Luminaires (Tri-National Standard)

The current revision cycle is well underway. Click here to see the summary of topics. Proposals were issued for the ballot on April 28, 2017, with a closing date of June 12, 2017. Proposals reached consensus with comments, which have been reviewed by the Technical Harmonization Subcommittee. The recirculation of proposals further developed as a result of the ballot comments, opened January 5, 2018, and closed February 5. All proposals maintained consensus and will be coordinated for publication.

UL 8750 – Light Emitting Diode (LED) Equipment for Use in Lighting Products

As a result of the conclusion of the revision cycle in 2017, the proposal adding requirements for conduit-connected enclosures was published February 5, 2018.

The proposal relating to the expansion of UL 8750 scope to include LED controllers supplied from branch circuit was published December 18, 2017.

A 10-topic new proposal was open for preliminary STP reviewand closed on February 26, 2018. Link to summary of topics:

https://www.shopulstandards.com/ProductDetail.aspx?UniqueKey=33882